Overview
This multi-core SoC is built around three ARM11™ MPCores™ delivering excellent processing performance up to 1440MIPS (when operating at 400MHz) and integrates on-chip high-performance graphics functions and high-speed serial interfaces such as PCI Express and serial ATA. It delivers on a single chip composite video output for rear-seat entertainment (RSE), an LCD controller with dual-display support, and audio routing functionality employing multi-channel I2S and a MediaLB interface. The on-chip audio and video ADC/DAC functions also contribute to reduced system cost.
System Block Diagram

Specifications
| Item | EC-4260 Specifications |
|---|---|
| Type name | µPD35003-MNA |
| Power supply voltage | 1.25 V (internal)/3.3 V, 1.5 V, 1.8V (external) |
| Maximum operating frequency | 400MHz |
| Processing performance | 1440MIPS (at 400 MHz) |
| CPU core | ARM11™ MPCore™×3 |
| On-chip RAM | Local Memory: 8Kbytes |
| Cache memory | 32 Kbytes instruction/32 Kbytes data (each CPU), 4-way set associative type, built-in snoop control unit for cache coherency |
| External memory | Support for connecting a channel of DDR3-SDRAM (DDR1066) modules with 16-bit bus width Max. operating frequency: 533 MHz Support for direct connection of SRAM or ROM to expansion bus |
| Extension bus | Address space: 64 Mbytes × 6 |
| Main on-chip peripheral functions |
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| Power-down modes |
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| Package | 720-pin BGA (27mm×27mm) |
*ARM is a registered trademark of ARM Ltd. ARM11 and MPCore are trademarks of of ARM Ltd.
All other trademarks or registered trademarks are the property of their respective owners.
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